National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Severe Thunderstorm and Excessive Rainfall Potential for the Central U.S. Today

Severe thunderstorms with a threat for large hail, isolated damaging winds and possibly a tornado are expected in parts of eastern Colorado today from mid afternoon to early evening. Several days of heavy rainfall will begin today over the western Gulf Coast where Flood Watches and excessive rainfall outlooks have been issued for today, Saturday, and Sunday. Read More >

Current conditions at

STILLWATER (STWM8)

Lat: 48.53944°NLon: 114.55944°WElev: 3116.0ft.

NA

63°F

17°C

Humidity 38%
Wind Speed SSE 7 MPH
Barometer NA
Dewpoint 37°F (3°C)
Visibility NA
Last update 21 May 05:00 PM MDT
Extended Forecast for

3 Miles NNW Whitefish MT

  • Tonight

    Tonight: Mostly cloudy, with a low around 39. Light and variable wind.

    Low: 39 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67. Calm wind.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 41. Calm wind.

    Low: 41 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Saturday

    Saturday: Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming south around 5 mph in the afternoon.

    High: 71 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 44. Southwest wind around 6 mph becoming calm in the evening.

    Low: 44 °F

    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 73.

    High: 73 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny

  • Monday Night

    Monday Night: A chance of rain. Mostly cloudy, with a low around 44.

    Low: 44 °F

    Chance Rain

Detailed Forecast

Tonight
Mostly cloudy, with a low around 39. Light and variable wind.
Friday
Mostly sunny, with a high near 67. Calm wind.
Friday Night
A 20 percent chance of showers before 8pm. Mostly cloudy, with a low around 41. Calm wind.
Saturday
Cloudy, then gradually becoming mostly sunny, with a high near 71. Calm wind becoming south around 5 mph in the afternoon.
Saturday Night
Partly cloudy, with a low around 44. Southwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 73.
Sunday Night
Partly cloudy, with a low around 44.
Memorial Day
Mostly sunny, with a high near 70.
Monday Night
A chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain. Partly sunny, with a high near 64.
Tuesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain and thunderstorms. Partly sunny, with a high near 63.
Wednesday Night
A chance of rain. Mostly cloudy, with a low around 42.
Thursday
A chance of rain and thunderstorms. Mostly sunny, with a high near 64.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
3 Miles NNW Whitefish MT
 48.47°N 114.36°W (Elev. 3520 ft)
Last Update:
2:01 pm MDT May 21, 2026
Forecast Valid:
5pm MDT May 21, 2026-6pm MDT May 28, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation